Which is the best option between Masters in Public Health and Masters in Health care services and clinical research? Which one will have more job opportunities with high salary packages?

respected sir , which one is better between masters in public health ,masters in hospital administration ,masters in health care services and clinical research ? which one has better job oppurtuinities and which one has more salary scale plz guide me ..i am a BAMS graduate ..wants to do masters in gud field thanx sir